Fuel injectors rarely get the same attention as turbochargers, superchargers, or cylinder heads, but they play a far more critical role than most enthusiasts realize. Every fuel-injected engine, ...

Diesel injector issues can cause rough idling, power loss, and costly engine damage if ignored. Learning to test and diagnose them yourself can save time and money. From simple listening checks to ...

Tip:Use dielectric grease to coat the electrical terminals when you plug the new injector into the wiring harness. This not only provides a lubricant for the terminals, but it also serves as an oxygen ...

We all know that maintaining a vehicle is one of the most valuable things you can spend on to avoid long stints at the shop. Still, there are common shortcuts that almost all gearheads take to ...

Your fuel pump pushes fuel from your gas tank through your fuel lines to your engine. Then, your fuel injectors are responsible for spraying just the right amount of gas into your combustion chambers ...

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The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...